def init_service(engine):
    from mall.models.additional_item import AdditionalItem
    conn = engine.connect()

    conn.execute(AdditionalItem.__table__.insert(),
                 {
                     'id': 'tps',
                     'screen_name': '交易保障服务',
                     'short_name': '交易保障',
                     'fee': 1.99,
                     'mode': 'fixed',
                  },
                 {
                     'id': 'trs',
                     'screen_name': '交易推荐服务',
                     'short_name': '交易推荐',
                     'fee': 0.10,
                     'mode': 'rate',


                 })
